PC817 2 4 8 Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module
Quick answer
Is $1.74 a good price for PC817 2 4 8 Channel Optocoupler Isolation Board Voltage Converter…?
It is the usual price, not a deal: $1.74 is in line with the typical price of $1.74 that DipScout measured over the last 6 days. Tracked since Oct 21, 2026, the price hasn't changed.
$1.74
Today it costs $1.74 on AliExpress. Since Oct 21, 2026, when we started tracking it, the price hasn't changed. By our price history, it is not on sale right now.
No drop compared with what we observed over the last 6 days.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
Last reading$1.74on Oct 25
The price hasn't changed once since Oct 21, when we started tracking it.
Hover over the chart to see each price.Tap the chart to see each price.
| Store | Realpoy Electronic Components Wholesale Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Recorded readings | 1 |
| First seen | 10/21/2026 |
| Last reading | 10/25/2026, 6:55:37 AM UTC |
Also sold by 2 other stores
Same title and category on AliExpress, cheapest first. Each store has its own price and history; check the variant and shipping.
| TENSTAR ROBOT Store · Ships from US | $1.44 · 1163 sold |
|---|---|
| Realpoy Electronic Components Wholesale Store | $1.74 · 557 sold |